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Hochman Russell C.

Disclosed activity across 2 companies

Tapewire entity
37254
SEC CIK
0001636757

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Enviri CorpNVRI · Entity 5306Director · President and CEOJune 15, 2026June 17, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Enviri Corp

Report date June 15, 2026 · Filed June 17, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect288,741 Reported balance After 2026-06-15 transaction · row 1
1 source row

Row 1 · 2026-06-15 · Grant · Acquired 144,231 · Balance 288,741

F1: Restricted stock units granted under the Issuer's 2026 Omnibus Incentive Plan represent a contingent right to receive the Issuer's common stock on a one-for-one basis when the restricted stock units vest. Each reported restricted stock unit vests in three equal increments on each subsequent anniversary of the grant date.

Performance Restricted Stock UnitSEC Table II · derivative / convertible securityDirect144,231 Reported balance After 2026-06-15 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2026-06-15 · Grant · Acquired 144,231 · Balance 144,231

F2: Represents the target number of Performance Restricted Stock Units granted under the Issuer's 2026 Omnibus Incentive Plan, each of which represents the contingent right to receive a variable amount of shares of the Issuer's common stock based on the level of achievement of share-price performance targets over the period of June 1, 2026, through June 30, 2029 (the "Performance Period"). The Performance Restricted Stock Units vest between 0% and 250% of target, measured as of the earlier of the final financial quarter of the Performance Period or during a measurement period ending no fewer than three days prior to a Change in Control of the Issuer.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $10.37Direct6,616 Reported balance After 2026-06-15 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2026-06-15 · Grant · Acquired 6,616 · Balance 6,616

F3: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $14.99Direct5,700 Reported balance After 2026-06-15 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2026-06-15 · Grant · Acquired 5,700 · Balance 5,700

F3: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $17.04Direct21,361 Reported balance After 2026-06-15 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2026-06-15 · Grant · Acquired 21,361 · Balance 21,361

F3: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $7.79Direct20,774 Reported balance After 2026-06-15 transaction · row 6 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 6 · 2026-06-15 · Grant · Acquired 20,774 · Balance 20,774

F3: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $14.07Direct6,456 Reported balance After 2026-06-15 transaction · row 7 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 7 · 2026-06-15 · Grant · Acquired 6,456 · Balance 6,456

F3: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $9.58Direct9,680 Reported balance After 2026-06-15 transaction · row 8 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 8 · 2026-06-15 · Grant · Acquired 9,680 · Balance 9,680

F3: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $5.64Direct20,175 Reported balance After 2026-06-15 transaction · row 9 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 9 · 2026-06-15 · Grant · Acquired 20,175 · Balance 20,175

F3: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $6.21Direct19,166 Reported balance After 2026-06-15 transaction · row 10 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 10 · 2026-06-15 · Grant · Acquired 19,166 · Balance 19,166

F3: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $4.57Direct26,519 Reported balance After 2026-06-15 transaction · row 11 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 11 · 2026-06-15 · Grant · Acquired 26,519 · Balance 26,519

F3: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Filing footnotes · ownership attribution and instrument terms

F1: Restricted stock units granted under the Issuer's 2026 Omnibus Incentive Plan represent a contingent right to receive the Issuer's common stock on a one-for-one basis when the restricted stock units vest. Each reported restricted stock unit vests in three equal increments on each subsequent anniversary of the grant date.

F2: Represents the target number of Performance Restricted Stock Units granted under the Issuer's 2026 Omnibus Incentive Plan, each of which represents the contingent right to receive a variable amount of shares of the Issuer's common stock based on the level of achievement of share-price performance targets over the period of June 1, 2026, through June 30, 2029 (the "Performance Period"). The Performance Restricted Stock Units vest between 0% and 250% of target, measured as of the earlier of the final financial quarter of the Performance Period or during a measurement period ending no fewer than three days prior to a Change in Control of the Issuer.

F3: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Past disclosures · reporting ended (1)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

ENVIRI Corp

Report date May 28, 2026 · Filed June 02, 2026

Section 16 reporting ended · disclosed 2026-06-02. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect322,396 Reported balance After 2026-05-28 transaction · row 1 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 1 · 2026-05-28 · Exercise / conversion · Acquired 49,742 · Balance 322,396

F1: The Issuer is party to (x) that certain Agreement and Plan of Merger, dated as of November 20, 2025 (the "Merger Agreement"), by and among the Issuer, CLEH, Inc. (CLEH), Enviri LLC (Enviri LLC), Veolia Environnement S.A. (Buyer) and Liberty Merger Sub Inc. (Merger Sub), and (y) that certain Separation Agreement, dated as of November 20, 2025 (the Separation Agreement), by and among the Company, CLEH, Buyer and Enviri II Corporation (New Enviri).

F2: On June 1, 2026, pursuant to the terms of the Merger Agreement and the Separation Agreement, a series of transactions occurred, including: (i) the Issuer merged with and into Enviri LLC, with Enviri LLC being the surviving entity of such merger, and each outstanding share of common stock of the Issuer was exchanged for one share of common stock, par value $1.25 per share, of CLEH (the Holding Company Merger), and (ii) following the Holding Company Merger, CLEH and its subsidiaries, including Enviri LLC and New Enviri, effected a reorganization (the Reorganization), resulting in (x) CLEH holding the Clean Earth segment of the Issuer and all the outstanding shares of common stock, par value $0.00001 per share, of New Enviri (New Enviri Common Stock), (y) New Enviri owning all of the equity interests of Enviri LLC and (z) Enviri LLC holding the Harsco Environmental and Rail segments of the Issuer

F3: Also on June 1, 2026, (i) following the Reorganization, CLEH distributed all of the outstanding shares of New Enviri common stock to the stockholders of CLEH (the former stockholders of the Issuer) on a pro rata basis (the Distribution); and (ii) immediately after the Distribution, Merger Sub, a wholly owned subsidiary of Buyer, merged with and into CLEH, with CLEH surviving as an indirect wholly owned subsidiary of Buyer (the Merger)

F4: In connection with the Holding Company Merger, Reorganization and Merger (collectively, the Transactions), the reporting person disposed of all of the shares of the Issuer held by the reporting person immediately prior to the effective time of the Holding Company Merger and, ultimately, received (x) in the Distribution, one share of New Enviri common stock in respect of every three shares of the Issuer previously held, and (y) in the Merger, cash consideration of $15.00 per share.

F5: Represents the cash-settled portion of performance share units (Cash-Settled PSUs) that vested in connection with the Transactions and reported on the reporting persons Form 4 filed May 21, 2026. The Cash-Settled PSUs were settled in cash in an amount equal to (x) the number of Cash-Settled PSUs held by the reporting person, multiplied by (y) the closing price of the Issuers common stock on May 28, 2026, less applicable withholding taxes

Common StockSEC Table I · non-derivativeDirect272,654 Reported balance After 2026-05-28 transaction · row 2 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 2 · 2026-05-28 · Disposition to issuer · Disposed 49,742 · Balance 272,654

F1: The Issuer is party to (x) that certain Agreement and Plan of Merger, dated as of November 20, 2025 (the "Merger Agreement"), by and among the Issuer, CLEH, Inc. (CLEH), Enviri LLC (Enviri LLC), Veolia Environnement S.A. (Buyer) and Liberty Merger Sub Inc. (Merger Sub), and (y) that certain Separation Agreement, dated as of November 20, 2025 (the Separation Agreement), by and among the Company, CLEH, Buyer and Enviri II Corporation (New Enviri).

F2: On June 1, 2026, pursuant to the terms of the Merger Agreement and the Separation Agreement, a series of transactions occurred, including: (i) the Issuer merged with and into Enviri LLC, with Enviri LLC being the surviving entity of such merger, and each outstanding share of common stock of the Issuer was exchanged for one share of common stock, par value $1.25 per share, of CLEH (the Holding Company Merger), and (ii) following the Holding Company Merger, CLEH and its subsidiaries, including Enviri LLC and New Enviri, effected a reorganization (the Reorganization), resulting in (x) CLEH holding the Clean Earth segment of the Issuer and all the outstanding shares of common stock, par value $0.00001 per share, of New Enviri (New Enviri Common Stock), (y) New Enviri owning all of the equity interests of Enviri LLC and (z) Enviri LLC holding the Harsco Environmental and Rail segments of the Issuer

F3: Also on June 1, 2026, (i) following the Reorganization, CLEH distributed all of the outstanding shares of New Enviri common stock to the stockholders of CLEH (the former stockholders of the Issuer) on a pro rata basis (the Distribution); and (ii) immediately after the Distribution, Merger Sub, a wholly owned subsidiary of Buyer, merged with and into CLEH, with CLEH surviving as an indirect wholly owned subsidiary of Buyer (the Merger)

F4: In connection with the Holding Company Merger, Reorganization and Merger (collectively, the Transactions), the reporting person disposed of all of the shares of the Issuer held by the reporting person immediately prior to the effective time of the Holding Company Merger and, ultimately, received (x) in the Distribution, one share of New Enviri common stock in respect of every three shares of the Issuer previously held, and (y) in the Merger, cash consideration of $15.00 per share.

F5: Represents the cash-settled portion of performance share units (Cash-Settled PSUs) that vested in connection with the Transactions and reported on the reporting persons Form 4 filed May 21, 2026. The Cash-Settled PSUs were settled in cash in an amount equal to (x) the number of Cash-Settled PSUs held by the reporting person, multiplied by (y) the closing price of the Issuers common stock on May 28, 2026, less applicable withholding taxes

Common StockSEC Table I · non-derivativeDirect0 Reported balance After 2026-06-01 transaction · row 3 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 3 · 2026-06-01 · Disposition to issuer · Disposed 272,654 · Balance 0

F1: The Issuer is party to (x) that certain Agreement and Plan of Merger, dated as of November 20, 2025 (the "Merger Agreement"), by and among the Issuer, CLEH, Inc. (CLEH), Enviri LLC (Enviri LLC), Veolia Environnement S.A. (Buyer) and Liberty Merger Sub Inc. (Merger Sub), and (y) that certain Separation Agreement, dated as of November 20, 2025 (the Separation Agreement), by and among the Company, CLEH, Buyer and Enviri II Corporation (New Enviri).

F2: On June 1, 2026, pursuant to the terms of the Merger Agreement and the Separation Agreement, a series of transactions occurred, including: (i) the Issuer merged with and into Enviri LLC, with Enviri LLC being the surviving entity of such merger, and each outstanding share of common stock of the Issuer was exchanged for one share of common stock, par value $1.25 per share, of CLEH (the Holding Company Merger), and (ii) following the Holding Company Merger, CLEH and its subsidiaries, including Enviri LLC and New Enviri, effected a reorganization (the Reorganization), resulting in (x) CLEH holding the Clean Earth segment of the Issuer and all the outstanding shares of common stock, par value $0.00001 per share, of New Enviri (New Enviri Common Stock), (y) New Enviri owning all of the equity interests of Enviri LLC and (z) Enviri LLC holding the Harsco Environmental and Rail segments of the Issuer

F3: Also on June 1, 2026, (i) following the Reorganization, CLEH distributed all of the outstanding shares of New Enviri common stock to the stockholders of CLEH (the former stockholders of the Issuer) on a pro rata basis (the Distribution); and (ii) immediately after the Distribution, Merger Sub, a wholly owned subsidiary of Buyer, merged with and into CLEH, with CLEH surviving as an indirect wholly owned subsidiary of Buyer (the Merger)

F4: In connection with the Holding Company Merger, Reorganization and Merger (collectively, the Transactions), the reporting person disposed of all of the shares of the Issuer held by the reporting person immediately prior to the effective time of the Holding Company Merger and, ultimately, received (x) in the Distribution, one share of New Enviri common stock in respect of every three shares of the Issuer previously held, and (y) in the Merger, cash consideration of $15.00 per share.

Performance Share UnitsSEC Table II · derivative / convertible security · Expires 2027-12-31Direct0 Reported balance After 2026-05-28 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2026-05-28 · Disposition to issuer · Acquired 49,742 · Balance 0

F5: Represents the cash-settled portion of performance share units (Cash-Settled PSUs) that vested in connection with the Transactions and reported on the reporting persons Form 4 filed May 21, 2026. The Cash-Settled PSUs were settled in cash in an amount equal to (x) the number of Cash-Settled PSUs held by the reporting person, multiplied by (y) the closing price of the Issuers common stock on May 28, 2026, less applicable withholding taxes

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $13.70 · Expires 2027-03-03Direct0 Reported balance After 2026-06-01 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2026-06-01 · Disposition to issuer · Disposed 19,848 · Balance 0

F6: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $19.80 · Expires 2028-03-02Direct0 Reported balance After 2026-06-01 transaction · row 6 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 6 · 2026-06-01 · Disposition to issuer · Disposed 17,102 · Balance 0

F6: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $22.51 · Expires 2029-03-06Direct0 Reported balance After 2026-06-01 transaction · row 7 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 7 · 2026-06-01 · Disposition to issuer · Disposed 16,165 · Balance 0

F6: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $18.58 · Expires 2031-03-01Direct0 Reported balance After 2026-06-01 transaction · row 8 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 8 · 2026-06-01 · Disposition to issuer · Disposed 19,370 · Balance 0

F6: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $12.65 · Expires 2032-03-04Direct0 Reported balance After 2026-06-01 transaction · row 9 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 9 · 2026-06-01 · Disposition to issuer · Disposed 29,040 · Balance 0

F6: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $7.45 · Expires 2033-03-07Direct0 Reported balance After 2026-06-01 transaction · row 10 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 10 · 2026-06-01 · Disposition to issuer · Disposed 60,525 · Balance 0

F6: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $8.20 · Expires 2034-03-11Direct0 Reported balance After 2026-06-01 transaction · row 11 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 11 · 2026-06-01 · Disposition to issuer · Disposed 57,499 · Balance 0

F6: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $6.03 · Expires 2035-03-04Direct0 Reported balance After 2026-06-01 transaction · row 12 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 12 · 2026-06-01 · Disposition to issuer · Disposed 79,559 · Balance 0

F6: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

Stock Appreciation RightsSEC Table II · derivative / convertible security · Conversion / exercise price $10.29 · Expires 2026-05-06Direct0 Reported balance After 2026-06-01 transaction · row 13 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 13 · 2026-06-01 · Disposition to issuer · Disposed 62,322 · Balance 0

F6: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

Filing footnotes · ownership attribution and instrument terms

F1: The Issuer is party to (x) that certain Agreement and Plan of Merger, dated as of November 20, 2025 (the "Merger Agreement"), by and among the Issuer, CLEH, Inc. (CLEH), Enviri LLC (Enviri LLC), Veolia Environnement S.A. (Buyer) and Liberty Merger Sub Inc. (Merger Sub), and (y) that certain Separation Agreement, dated as of November 20, 2025 (the Separation Agreement), by and among the Company, CLEH, Buyer and Enviri II Corporation (New Enviri).

F2: On June 1, 2026, pursuant to the terms of the Merger Agreement and the Separation Agreement, a series of transactions occurred, including: (i) the Issuer merged with and into Enviri LLC, with Enviri LLC being the surviving entity of such merger, and each outstanding share of common stock of the Issuer was exchanged for one share of common stock, par value $1.25 per share, of CLEH (the Holding Company Merger), and (ii) following the Holding Company Merger, CLEH and its subsidiaries, including Enviri LLC and New Enviri, effected a reorganization (the Reorganization), resulting in (x) CLEH holding the Clean Earth segment of the Issuer and all the outstanding shares of common stock, par value $0.00001 per share, of New Enviri (New Enviri Common Stock), (y) New Enviri owning all of the equity interests of Enviri LLC and (z) Enviri LLC holding the Harsco Environmental and Rail segments of the Issuer

F3: Also on June 1, 2026, (i) following the Reorganization, CLEH distributed all of the outstanding shares of New Enviri common stock to the stockholders of CLEH (the former stockholders of the Issuer) on a pro rata basis (the Distribution); and (ii) immediately after the Distribution, Merger Sub, a wholly owned subsidiary of Buyer, merged with and into CLEH, with CLEH surviving as an indirect wholly owned subsidiary of Buyer (the Merger)

F4: In connection with the Holding Company Merger, Reorganization and Merger (collectively, the Transactions), the reporting person disposed of all of the shares of the Issuer held by the reporting person immediately prior to the effective time of the Holding Company Merger and, ultimately, received (x) in the Distribution, one share of New Enviri common stock in respect of every three shares of the Issuer previously held, and (y) in the Merger, cash consideration of $15.00 per share.

F5: Represents the cash-settled portion of performance share units (Cash-Settled PSUs) that vested in connection with the Transactions and reported on the reporting persons Form 4 filed May 21, 2026. The Cash-Settled PSUs were settled in cash in an amount equal to (x) the number of Cash-Settled PSUs held by the reporting person, multiplied by (y) the closing price of the Issuers common stock on May 28, 2026, less applicable withholding taxes

F6: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

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Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantStock Appreciation Rights · Derivative 26,519 $0.00 Strike: $4.57 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · derivative · entry 11

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,519

Underlying: Common Stock · 26,519 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

F3 · derivative.expiration_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Read SEC document
June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantStock Appreciation Rights · Derivative 19,166 $0.00 Strike: $6.21 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · derivative · entry 10

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,166

Underlying: Common Stock · 19,166 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

F3 · derivative.expiration_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

Read SEC document
June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantStock Appreciation Rights · Derivative 20,175 $0.00 Strike: $5.64 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · derivative · entry 9

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,175

Underlying: Common Stock · 20,175 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

F3 · derivative.expiration_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

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June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantStock Appreciation Rights · Derivative 9,680 $0.00 Strike: $9.58 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · derivative · entry 8

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,680

Underlying: Common Stock · 9,680 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

F3 · derivative.expiration_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

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June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantStock Appreciation Rights · Derivative 6,456 $0.00 Strike: $14.07 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · derivative · entry 7

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,456

Underlying: Common Stock · 6,456 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

F3 · derivative.expiration_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

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June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantStock Appreciation Rights · Derivative 20,774 $0.00 Strike: $7.79 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · derivative · entry 6

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,774

Underlying: Common Stock · 20,774 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

F3 · derivative.expiration_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

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June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantStock Appreciation Rights · Derivative 21,361 $0.00 Strike: $17.04 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · derivative · entry 5

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,361

Underlying: Common Stock · 21,361 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

F3 · derivative.expiration_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

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June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantStock Appreciation Rights · Derivative 5,700 $0.00 Strike: $14.99 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · derivative · entry 4

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,700

Underlying: Common Stock · 5,700 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

F3 · derivative.expiration_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

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June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantStock Appreciation Rights · Derivative 6,616 $0.00 Strike: $10.37 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · derivative · entry 3

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,616

Underlying: Common Stock · 6,616 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

F3 · derivative.expiration_date: Represents Stock Appreciation Rights ("SARs") granted under the Issuer's 2026 Omnibus Incentive Plan to replace similar stock appreciation rights held by the reporting period prior to, and canceled in connection with, a reorganization occurring immediately before the spin-off of the Issuer from its predecessor. The SARs are fully vested as of the date hereof.

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June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantPerformance Restricted Stock Unit · Derivative 144,231 $0.00 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · derivative · entry 2

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 144,231

Underlying: Common Stock · 144,231 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents the target number of Performance Restricted Stock Units granted under the Issuer's 2026 Omnibus Incentive Plan, each of which represents the contingent right to receive a variable amount of shares of the Issuer's common stock based on the level of achievement of share-price performance targets over the period of June 1, 2026, through June 30, 2029 (the "Performance Period"). The Performance Restricted Stock Units vest between 0% and 250% of target, measured as of the earlier of the final financial quarter of the Performance Period or during a measurement period ending no fewer than three days prior to a Change in Control of the Issuer.

F2 · derivative.exercise_date: Represents the target number of Performance Restricted Stock Units granted under the Issuer's 2026 Omnibus Incentive Plan, each of which represents the contingent right to receive a variable amount of shares of the Issuer's common stock based on the level of achievement of share-price performance targets over the period of June 1, 2026, through June 30, 2029 (the "Performance Period"). The Performance Restricted Stock Units vest between 0% and 250% of target, measured as of the earlier of the final financial quarter of the Performance Period or during a measurement period ending no fewer than three days prior to a Change in Control of the Issuer.

F2 · derivative.expiration_date: Represents the target number of Performance Restricted Stock Units granted under the Issuer's 2026 Omnibus Incentive Plan, each of which represents the contingent right to receive a variable amount of shares of the Issuer's common stock based on the level of achievement of share-price performance targets over the period of June 1, 2026, through June 30, 2029 (the "Performance Period"). The Performance Restricted Stock Units vest between 0% and 250% of target, measured as of the earlier of the final financial quarter of the Performance Period or during a measurement period ending no fewer than three days prior to a Change in Control of the Issuer.

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June 15, 2026 Filed Jun 17, 2026 20:41 UTC Enviri Corp NVRI · Entity 5306 GrantCommon Stock 144,231 $0.00 $0.00
Disclosure

SEC source: 0002104052-26-000116 · wk-form4_1781728889.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 288,741

F1 · price: Restricted stock units granted under the Issuer's 2026 Omnibus Incentive Plan represent a contingent right to receive the Issuer's common stock on a one-for-one basis when the restricted stock units vest. Each reported restricted stock unit vests in three equal increments on each subsequent anniversary of the grant date.

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June 03, 2026 Filed Jun 4, 2026 13:28 UTC Enviri Corp NVRI · Entity 5306 PurchaseCommon Stock 51,519 $19.43 $1,001,014.17
Disclosure

SEC source: 0002104052-26-000071 · wk-form4_1780579687.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 144,510

F1 · price: The price reported in Column 4 is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $18.82 to $19.48, inclusive. The reporting person undertakes to provide to Enviri Corporation, any security holder of Enviri Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in footnote (1) to this Form 4.

F2 · balance_after: Includes 92,991 shares acquired in a pro rata distribution by CLEH, Inc. on June 1, 2026 of all of the outstanding shares of the Issuer's common stock to the stockholders of CLEH, Inc.

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June 01, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerStock Appreciation Rights · Derivative 62,322 $0.00 Strike: $10.29 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · derivative · entry 13

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 62,322 shares

Expires 2026-05-06

F6 · price: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

F6 · derivative.exercise_date: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

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June 01, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerStock Appreciation Rights · Derivative 79,559 $0.00 Strike: $6.03 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · derivative · entry 12

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 79,559 shares

Expires 2035-03-04

F6 · price: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

F6 · derivative.exercise_date: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

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June 01, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerStock Appreciation Rights · Derivative 57,499 $0.00 Strike: $8.20 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · derivative · entry 11

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 57,499 shares

Expires 2034-03-11

F6 · price: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

F6 · derivative.exercise_date: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

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June 01, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerStock Appreciation Rights · Derivative 60,525 $0.00 Strike: $7.45 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · derivative · entry 10

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 60,525 shares

Expires 2033-03-07

F6 · price: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

F6 · derivative.exercise_date: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

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June 01, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerStock Appreciation Rights · Derivative 29,040 $0.00 Strike: $12.65 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · derivative · entry 9

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 29,040 shares

Expires 2032-03-04

F6 · price: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

F6 · derivative.exercise_date: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

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June 01, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerStock Appreciation Rights · Derivative 19,370 $0.00 Strike: $18.58 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · derivative · entry 8

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 19,370 shares

Expires 2031-03-01

F6 · price: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

F6 · derivative.exercise_date: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

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June 01, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerStock Appreciation Rights · Derivative 16,165 $0.00 Strike: $22.51 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · derivative · entry 7

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,165 shares

Expires 2029-03-06

F6 · price: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

F6 · derivative.exercise_date: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

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June 01, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerStock Appreciation Rights · Derivative 17,102 $0.00 Strike: $19.80 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · derivative · entry 6

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 17,102 shares

Expires 2028-03-02

F6 · price: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

F6 · derivative.exercise_date: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

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June 01, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerStock Appreciation Rights · Derivative 19,848 $0.00 Strike: $13.70 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · derivative · entry 5

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 19,848 shares

Expires 2027-03-03

F6 · price: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

F6 · derivative.exercise_date: Represents the cancellation of all of the stock appreciation rights (SARs) in respect of Issuers common stock held by the reporting period immediately prior to June 1, 2026 in connection with the Transactions. In exchange for the cancellation of the SARs, the reporting person will be granted replacement stock appreciation rights in respect of New Enviri Common Stock with an intrinsic value equal to the intrinsic value of the SARs being cancelled.

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June 01, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerCommon Stock 272,654 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · nonDerivative · entry 3

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · kind: The Issuer is party to (x) that certain Agreement and Plan of Merger, dated as of November 20, 2025 (the "Merger Agreement"), by and among the Issuer, CLEH, Inc. (CLEH), Enviri LLC (Enviri LLC), Veolia Environnement S.A. (Buyer) and Liberty Merger Sub Inc. (Merger Sub), and (y) that certain Separation Agreement, dated as of November 20, 2025 (the Separation Agreement), by and among the Company, CLEH, Buyer and Enviri II Corporation (New Enviri).

F2 · kind: On June 1, 2026, pursuant to the terms of the Merger Agreement and the Separation Agreement, a series of transactions occurred, including: (i) the Issuer merged with and into Enviri LLC, with Enviri LLC being the surviving entity of such merger, and each outstanding share of common stock of the Issuer was exchanged for one share of common stock, par value $1.25 per share, of CLEH (the Holding Company Merger), and (ii) following the Holding Company Merger, CLEH and its subsidiaries, including Enviri LLC and New Enviri, effected a reorganization (the Reorganization), resulting in (x) CLEH holding the Clean Earth segment of the Issuer and all the outstanding shares of common stock, par value $0.00001 per share, of New Enviri (New Enviri Common Stock), (y) New Enviri owning all of the equity interests of Enviri LLC and (z) Enviri LLC holding the Harsco Environmental and Rail segments of the Issuer

F3 · kind: Also on June 1, 2026, (i) following the Reorganization, CLEH distributed all of the outstanding shares of New Enviri common stock to the stockholders of CLEH (the former stockholders of the Issuer) on a pro rata basis (the Distribution); and (ii) immediately after the Distribution, Merger Sub, a wholly owned subsidiary of Buyer, merged with and into CLEH, with CLEH surviving as an indirect wholly owned subsidiary of Buyer (the Merger)

F4 · kind: In connection with the Holding Company Merger, Reorganization and Merger (collectively, the Transactions), the reporting person disposed of all of the shares of the Issuer held by the reporting person immediately prior to the effective time of the Holding Company Merger and, ultimately, received (x) in the Distribution, one share of New Enviri common stock in respect of every three shares of the Issuer previously held, and (y) in the Merger, cash consideration of $15.00 per share.

F1 · balance_after: The Issuer is party to (x) that certain Agreement and Plan of Merger, dated as of November 20, 2025 (the "Merger Agreement"), by and among the Issuer, CLEH, Inc. (CLEH), Enviri LLC (Enviri LLC), Veolia Environnement S.A. (Buyer) and Liberty Merger Sub Inc. (Merger Sub), and (y) that certain Separation Agreement, dated as of November 20, 2025 (the Separation Agreement), by and among the Company, CLEH, Buyer and Enviri II Corporation (New Enviri).

F2 · balance_after: On June 1, 2026, pursuant to the terms of the Merger Agreement and the Separation Agreement, a series of transactions occurred, including: (i) the Issuer merged with and into Enviri LLC, with Enviri LLC being the surviving entity of such merger, and each outstanding share of common stock of the Issuer was exchanged for one share of common stock, par value $1.25 per share, of CLEH (the Holding Company Merger), and (ii) following the Holding Company Merger, CLEH and its subsidiaries, including Enviri LLC and New Enviri, effected a reorganization (the Reorganization), resulting in (x) CLEH holding the Clean Earth segment of the Issuer and all the outstanding shares of common stock, par value $0.00001 per share, of New Enviri (New Enviri Common Stock), (y) New Enviri owning all of the equity interests of Enviri LLC and (z) Enviri LLC holding the Harsco Environmental and Rail segments of the Issuer

F3 · balance_after: Also on June 1, 2026, (i) following the Reorganization, CLEH distributed all of the outstanding shares of New Enviri common stock to the stockholders of CLEH (the former stockholders of the Issuer) on a pro rata basis (the Distribution); and (ii) immediately after the Distribution, Merger Sub, a wholly owned subsidiary of Buyer, merged with and into CLEH, with CLEH surviving as an indirect wholly owned subsidiary of Buyer (the Merger)

F4 · balance_after: In connection with the Holding Company Merger, Reorganization and Merger (collectively, the Transactions), the reporting person disposed of all of the shares of the Issuer held by the reporting person immediately prior to the effective time of the Holding Company Merger and, ultimately, received (x) in the Distribution, one share of New Enviri common stock in respect of every three shares of the Issuer previously held, and (y) in the Merger, cash consideration of $15.00 per share.

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May 28, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerPerformance Share Units · Derivative 49,742 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · derivative · entry 4

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 49,742 shares

Expires 2027-12-31

F5 · derivative.exercise_price: Represents the cash-settled portion of performance share units (Cash-Settled PSUs) that vested in connection with the Transactions and reported on the reporting persons Form 4 filed May 21, 2026. The Cash-Settled PSUs were settled in cash in an amount equal to (x) the number of Cash-Settled PSUs held by the reporting person, multiplied by (y) the closing price of the Issuers common stock on May 28, 2026, less applicable withholding taxes

F5 · derivative.exercise_date: Represents the cash-settled portion of performance share units (Cash-Settled PSUs) that vested in connection with the Transactions and reported on the reporting persons Form 4 filed May 21, 2026. The Cash-Settled PSUs were settled in cash in an amount equal to (x) the number of Cash-Settled PSUs held by the reporting person, multiplied by (y) the closing price of the Issuers common stock on May 28, 2026, less applicable withholding taxes

Read SEC document
May 28, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Disposition to issuerCommon Stock 49,742 $21.22 $1,055,525.24
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · nonDerivative · entry 2

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 272,654

F1 · kind: The Issuer is party to (x) that certain Agreement and Plan of Merger, dated as of November 20, 2025 (the "Merger Agreement"), by and among the Issuer, CLEH, Inc. (CLEH), Enviri LLC (Enviri LLC), Veolia Environnement S.A. (Buyer) and Liberty Merger Sub Inc. (Merger Sub), and (y) that certain Separation Agreement, dated as of November 20, 2025 (the Separation Agreement), by and among the Company, CLEH, Buyer and Enviri II Corporation (New Enviri).

F2 · kind: On June 1, 2026, pursuant to the terms of the Merger Agreement and the Separation Agreement, a series of transactions occurred, including: (i) the Issuer merged with and into Enviri LLC, with Enviri LLC being the surviving entity of such merger, and each outstanding share of common stock of the Issuer was exchanged for one share of common stock, par value $1.25 per share, of CLEH (the Holding Company Merger), and (ii) following the Holding Company Merger, CLEH and its subsidiaries, including Enviri LLC and New Enviri, effected a reorganization (the Reorganization), resulting in (x) CLEH holding the Clean Earth segment of the Issuer and all the outstanding shares of common stock, par value $0.00001 per share, of New Enviri (New Enviri Common Stock), (y) New Enviri owning all of the equity interests of Enviri LLC and (z) Enviri LLC holding the Harsco Environmental and Rail segments of the Issuer

F3 · kind: Also on June 1, 2026, (i) following the Reorganization, CLEH distributed all of the outstanding shares of New Enviri common stock to the stockholders of CLEH (the former stockholders of the Issuer) on a pro rata basis (the Distribution); and (ii) immediately after the Distribution, Merger Sub, a wholly owned subsidiary of Buyer, merged with and into CLEH, with CLEH surviving as an indirect wholly owned subsidiary of Buyer (the Merger)

F4 · kind: In connection with the Holding Company Merger, Reorganization and Merger (collectively, the Transactions), the reporting person disposed of all of the shares of the Issuer held by the reporting person immediately prior to the effective time of the Holding Company Merger and, ultimately, received (x) in the Distribution, one share of New Enviri common stock in respect of every three shares of the Issuer previously held, and (y) in the Merger, cash consideration of $15.00 per share.

F5 · price: Represents the cash-settled portion of performance share units (Cash-Settled PSUs) that vested in connection with the Transactions and reported on the reporting persons Form 4 filed May 21, 2026. The Cash-Settled PSUs were settled in cash in an amount equal to (x) the number of Cash-Settled PSUs held by the reporting person, multiplied by (y) the closing price of the Issuers common stock on May 28, 2026, less applicable withholding taxes

Read SEC document
May 28, 2026 Filed Jun 2, 2026 01:59 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionCommon Stock 49,742 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000268 · wk-form4_1780365571.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 322,396

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The Issuer is party to (x) that certain Agreement and Plan of Merger, dated as of November 20, 2025 (the "Merger Agreement"), by and among the Issuer, CLEH, Inc. (CLEH), Enviri LLC (Enviri LLC), Veolia Environnement S.A. (Buyer) and Liberty Merger Sub Inc. (Merger Sub), and (y) that certain Separation Agreement, dated as of November 20, 2025 (the Separation Agreement), by and among the Company, CLEH, Buyer and Enviri II Corporation (New Enviri).

F2 · kind: On June 1, 2026, pursuant to the terms of the Merger Agreement and the Separation Agreement, a series of transactions occurred, including: (i) the Issuer merged with and into Enviri LLC, with Enviri LLC being the surviving entity of such merger, and each outstanding share of common stock of the Issuer was exchanged for one share of common stock, par value $1.25 per share, of CLEH (the Holding Company Merger), and (ii) following the Holding Company Merger, CLEH and its subsidiaries, including Enviri LLC and New Enviri, effected a reorganization (the Reorganization), resulting in (x) CLEH holding the Clean Earth segment of the Issuer and all the outstanding shares of common stock, par value $0.00001 per share, of New Enviri (New Enviri Common Stock), (y) New Enviri owning all of the equity interests of Enviri LLC and (z) Enviri LLC holding the Harsco Environmental and Rail segments of the Issuer

F3 · kind: Also on June 1, 2026, (i) following the Reorganization, CLEH distributed all of the outstanding shares of New Enviri common stock to the stockholders of CLEH (the former stockholders of the Issuer) on a pro rata basis (the Distribution); and (ii) immediately after the Distribution, Merger Sub, a wholly owned subsidiary of Buyer, merged with and into CLEH, with CLEH surviving as an indirect wholly owned subsidiary of Buyer (the Merger)

F4 · kind: In connection with the Holding Company Merger, Reorganization and Merger (collectively, the Transactions), the reporting person disposed of all of the shares of the Issuer held by the reporting person immediately prior to the effective time of the Holding Company Merger and, ultimately, received (x) in the Distribution, one share of New Enviri common stock in respect of every three shares of the Issuer previously held, and (y) in the Merger, cash consideration of $15.00 per share.

F5 · price: Represents the cash-settled portion of performance share units (Cash-Settled PSUs) that vested in connection with the Transactions and reported on the reporting persons Form 4 filed May 21, 2026. The Cash-Settled PSUs were settled in cash in an amount equal to (x) the number of Cash-Settled PSUs held by the reporting person, multiplied by (y) the closing price of the Issuers common stock on May 28, 2026, less applicable withholding taxes

Read SEC document
May 20, 2026 Filed May 22, 2026 19:57 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionRestricted Stock Units · Derivative 44,942 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000164 · wk-form4_1779479871.xml · derivative · entry 3

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 44,942 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units have been vested and settled, as approved on May 18, 2026 by the Enviri Board of Directors in connection with Enviri's sale of its Clean Earth division.

F1 · derivative.exercise_date: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units have been vested and settled, as approved on May 18, 2026 by the Enviri Board of Directors in connection with Enviri's sale of its Clean Earth division.

F1 · derivative.expiration_date: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units have been vested and settled, as approved on May 18, 2026 by the Enviri Board of Directors in connection with Enviri's sale of its Clean Earth division.

Read SEC document
May 20, 2026 Filed May 22, 2026 19:57 UTC ENVIRI Corp NVRI · Entity 42674 Tax withholdingCommon Stock 20,827 $19.53 $406,751.31
Disclosure

SEC source: 0000045876-26-000164 · wk-form4_1779479871.xml · nonDerivative · entry 2

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 272,654

Read SEC document
May 20, 2026 Filed May 22, 2026 19:57 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionCommon Stock 44,942 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000164 · wk-form4_1779479871.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 293,481

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
May 19, 2026 Filed May 21, 2026 22:00 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionPerformance Share Units · Derivative 102,967 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000144 · wk-form4_1779400819.xml · derivative · entry 3

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,742

Underlying: Common Stock · 102,967 shares

Expires 2027-12-31

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each performance share unit vested at 200% of the target number of performance share units reported on the reporting person's Form 4 filed March 6, 2025, based on the total shareholder return of Enviri common stock relative to the S&P 600 Industrials Index. The remining portion of the performance share units will settle in cash in accordance with the award's terms.

F2 · derivative.exercise_date: Each performance share unit vested at 200% of the target number of performance share units reported on the reporting person's Form 4 filed March 6, 2025, based on the total shareholder return of Enviri common stock relative to the S&P 600 Industrials Index. The remining portion of the performance share units will settle in cash in accordance with the award's terms.

Read SEC document
May 19, 2026 Filed May 21, 2026 22:00 UTC ENVIRI Corp NVRI · Entity 42674 Tax withholdingCommon Stock 23,051 $19.18 $442,118.18
Disclosure

SEC source: 0000045876-26-000144 · wk-form4_1779400819.xml · nonDerivative · entry 2

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 248,539

Read SEC document
May 19, 2026 Filed May 21, 2026 22:00 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionCommon Stock 49,742 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000144 · wk-form4_1779400819.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 271,590

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares issued upon vesting and settlement of performance share unit awards, as approved on May 18, 2026 by the Enviri Board of Directors in connection with Enviri's sale of its Clean Earth division, which portion of the performance share unit awards settled in stock in accordance with the award's terms.

Read SEC document
March 11, 2026 Filed Mar 13, 2026 18:55 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionRestricted Stock Units · Derivative 11,780 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000054 · wk-form4_1773428114.xml · derivative · entry 3

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,942

Underlying: Common Stock · 11,780 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

F1 · derivative.exercise_date: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

F1 · derivative.expiration_date: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

Read SEC document
March 11, 2026 Filed Mar 13, 2026 18:55 UTC ENVIRI Corp NVRI · Entity 42674 Tax withholdingCommon Stock 5,459 $17.94 $97,934.46
Disclosure

SEC source: 0000045876-26-000054 · wk-form4_1773428114.xml · nonDerivative · entry 2

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 224,686

Read SEC document
March 11, 2026 Filed Mar 13, 2026 18:55 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionCommon Stock 11,780 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000054 · wk-form4_1773428114.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 230,145

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 09, 2026 Filed Mar 11, 2026 00:25 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionStock Appreciation Rights · Derivative 25,955 $0.00 Strike: $7.00 $0.00
Disclosure

SEC source: 0001636757-26-000003 · wk-form4_1773188744.xml · derivative · entry 6

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 25,955 shares

Expires 2026-05-06

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: The stock appreciation rights vested in one-third increments on each of the first three anniversaries of the date of the grant.

Read SEC document
March 09, 2026 Filed Mar 11, 2026 00:25 UTC ENVIRI Corp NVRI · Entity 42674 Tax withholdingCommon Stock 10,821 $17.95 $194,236.95
Disclosure

SEC source: 0001636757-26-000003 · wk-form4_1773188744.xml · nonDerivative · entry 4

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 218,365

F1 · shares: The reporting person received 15,833 shares of common stock upon the net exercise of 25,955 stock appreciation rights ("SARs"). A total of 10,821 shares of common stock underlying such SARs were withheld to satisfy the withholding tax obligation resulting from the exercise.

Read SEC document
March 09, 2026 Filed Mar 11, 2026 00:25 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionCommon Stock 15,833 $7.00 $110,831.00
Disclosure

SEC source: 0001636757-26-000003 · wk-form4_1773188744.xml · nonDerivative · entry 3

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 229,186

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: The reporting person received 15,833 shares of common stock upon the net exercise of 25,955 stock appreciation rights ("SARs"). A total of 10,821 shares of common stock underlying such SARs were withheld to satisfy the withholding tax obligation resulting from the exercise.

Read SEC document
March 09, 2026 Filed Mar 16, 2026 21:58 UTC Amendment ENVIRI Corp NVRI · Entity 42674 Tax withholdingCommon Stock 7,338 $17.95 $131,717.10
Disclosure

SEC source: 0000045876-26-000062 · wk-form4a_1773698321.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 221,848

F1 · shares: This Form 4/A is being filed to correct an error in the number of shares withheld for taxes reported in Column 4 of Table I in the Form 4 filed on March 10, 2026.

Read SEC document
March 07, 2026 Filed Mar 11, 2026 00:25 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionRestricted Stock Units · Derivative 12,349 $0.00 $0.00
Disclosure

SEC source: 0001636757-26-000003 · wk-form4_1773188744.xml · derivative · entry 5

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,722

Underlying: Common Stock · 12,349 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

F2 · derivative.exercise_date: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

F2 · derivative.expiration_date: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

Read SEC document
March 07, 2026 Filed Mar 11, 2026 00:25 UTC ENVIRI Corp NVRI · Entity 42674 Tax withholdingCommon Stock 5,723 $17.65 $101,010.95
Disclosure

SEC source: 0001636757-26-000003 · wk-form4_1773188744.xml · nonDerivative · entry 2

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 213,353

Read SEC document
March 07, 2026 Filed Mar 11, 2026 00:25 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionCommon Stock 12,349 $0.00 $0.00
Disclosure

SEC source: 0001636757-26-000003 · wk-form4_1773188744.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 219,076

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 04, 2026 Filed Mar 6, 2026 21:38 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionRestricted Stock Units · Derivative 16,580 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000047 · wk-form4_1772833085.xml · derivative · entry 3

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 69,071

Underlying: Common Stock · 16,580 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

F1 · derivative.exercise_date: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

F1 · derivative.expiration_date: Restricted stock units granted under the 2013 Equity and Incentive Compensation Plan represent a contingent right to receive Enviri common stock on a one-for-one basis when the restricted stock units vest. The restricted stock units vest in one-third increments on each of the first three anniversaries of the date of the grant.

Read SEC document
March 04, 2026 Filed Mar 6, 2026 21:38 UTC ENVIRI Corp NVRI · Entity 42674 Tax withholdingCommon Stock 7,684 $18.16 $139,541.44
Disclosure

SEC source: 0000045876-26-000047 · wk-form4_1772833085.xml · nonDerivative · entry 2

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 206,727

Read SEC document
March 04, 2026 Filed Mar 6, 2026 21:38 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionCommon Stock 16,580 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000047 · wk-form4_1772833085.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 214,411

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
February 26, 2026 Filed Mar 2, 2026 22:05 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionPerformance Share Units · Derivative 37,047 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000033 · wk-form4_1772489131.xml · derivative · entry 3

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 37,047 shares

Expires 2025-12-31

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each performance share unit vested at 200% of the target number of performance share units reported on the reporting person's Form 4 filed March 9, 2023, based on the total shareholder return of Enviri common stock relative to the S&P 600 Industrials Index over the performance period ended December 31, 2025.

F2 · derivative.exercise_date: Each performance share unit vested at 200% of the target number of performance share units reported on the reporting person's Form 4 filed March 9, 2023, based on the total shareholder return of Enviri common stock relative to the S&P 600 Industrials Index over the performance period ended December 31, 2025.

Read SEC document
February 26, 2026 Filed Mar 2, 2026 22:05 UTC ENVIRI Corp NVRI · Entity 42674 Tax withholdingCommon Stock 34,547 $18.59 $642,228.73
Disclosure

SEC source: 0000045876-26-000033 · wk-form4_1772489131.xml · nonDerivative · entry 2

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 197,831

Read SEC document
February 26, 2026 Filed Mar 2, 2026 22:05 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionCommon Stock 74,094 $0.00 $0.00
Disclosure

SEC source: 0000045876-26-000033 · wk-form4_1772489131.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 232,378

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares issued upon vesting of performance share unit awards reported in Table II of this Form 4, as approved on February 18, 2026 by the Management Development & Compensation Committee of the Enviri Board of Directors.

Read SEC document
December 16, 2025 Filed Dec 18, 2025 20:49 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionPerformance Share Units · Derivative 70,682 $0.00 $0.00
Disclosure

SEC source: 0000045876-25-000124 · wk-form4_1766090950.xml · derivative · entry 3

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 70,682 shares

Expires 2026-12-31

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each performance share unit vested at 200% of the target number of performance share units reported on the reporting person's Form 4 filed March 13, 2024, based on the total shareholder return of Enviri common stock relative to the S&P 600 Industrials Index.

F2 · derivative.exercise_date: Each performance share unit vested at 200% of the target number of performance share units reported on the reporting person's Form 4 filed March 13, 2024, based on the total shareholder return of Enviri common stock relative to the S&P 600 Industrials Index.

Read SEC document
December 16, 2025 Filed Dec 18, 2025 20:49 UTC ENVIRI Corp NVRI · Entity 42674 Tax withholdingCommon Stock 32,755 $17.85 $584,676.75
Disclosure

SEC source: 0000045876-25-000124 · wk-form4_1766090950.xml · nonDerivative · entry 2

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 158,284

Read SEC document
December 16, 2025 Filed Dec 18, 2025 20:49 UTC ENVIRI Corp NVRI · Entity 42674 Exercise / conversionCommon Stock 70,682 $0.00 $0.00
Disclosure

SEC source: 0000045876-25-000124 · wk-form4_1766090950.xml · nonDerivative · entry 1

Hochman Russell C. · CIK 0001636757 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 191,039

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares issued upon vesting of performance share unit awards, as approved on December 15, 2025 by the Management Development & Compensation Committee of the Enviri Board of Directors.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.